| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 4.7 | +20.1% |
| 2024/12 | 3.9 | -19.7% |
| 2023/12 | 4.9 | +57.0% |
| 2022/12 | 3.1 | +154514.9% |
| 2021/12 | 0.0 | -109.9% |
| 2020/12 | 0.0 | -100.5% |
| 2019/12 | 4.0 | -38.7% |
| 2018/12 | 6.5 | +29.3% |
| 2018/3 | 5.3 | +5.5% |
| 2017/3 | 5.0 | +4.8% |
| 2016/3 | 4.8 | +28.9% |
| 2015/3 | 3.7 | +1.6% |
| 2014/3 | 3.6 | +103.3% |
| 2013/3 | 1.8 | -57.4% |
| 2012/3 | 4.2 | - |